@article{CRMATH_2005__340_6_437_0,
     author = {Lusala, Tsasa and Gomes de Oliveira, Andr\'e},
     title = {Closed hypersurfaces of $ {\mathbb{S}}^{4}(1)$ with constant mean curvature and zero {Gau{\ss}{\textendash}Kronecker} curvature},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {437--440},
     publisher = {Elsevier},
     volume = {340},
     number = {6},
     year = {2005},
     doi = {10.1016/j.crma.2005.01.005},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2005.01.005/}
}